---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32055 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 699 12280 3 3009 14947 Swap: 1023 31 992 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:85:8b:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79994sec preferred_lft 79994sec inet6 fe80::f816:3eff:fe85:8b94/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:d3:62:c0:fd:6d brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::b8d3:62ff:fec0:fd6d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32055) 07/01/26 _x86_64_ (4 CPU) 09:06:10 LINUX RESTART (4 CPU) 09:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:00 96.17 3.81 88.53 3.83 151.42 31814.74 11985.87 09:30:01 49.53 19.72 28.26 1.55 985.55 1818.45 822.41 09:40:03 12.74 2.64 9.49 0.61 71.02 360.64 810.32 09:50:01 11.77 0.03 11.23 0.50 2.29 562.70 597.16 10:00:03 17.97 0.04 17.19 0.74 1.42 518.00 505.87 10:10:03 8.00 0.10 7.57 0.34 4.47 226.84 209.25 10:20:01 5.40 0.03 5.15 0.22 1.47 157.43 83.22 10:30:03 5.20 0.00 5.00 0.20 0.40 155.83 87.18 10:40:03 24.76 0.49 8.46 15.81 10.01 557.87 208968.64 10:50:01 7.85 0.09 7.44 0.31 1.99 295.06 337.73 Average: 23.92 2.70 18.81 2.41 123.17 3634.01 22444.46 09:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:00 2229848 5990840 9939000 60.70 258500 3440072 11834772 67.93 2136600 11377576 3108 09:30:01 3634032 5359928 10579620 64.62 258940 1593452 11292568 64.82 1079116 11225416 932 09:40:03 8105632 9868616 6075760 37.11 261036 1628340 6907332 39.65 1112880 6724340 348 09:50:01 9589356 11463504 4481828 27.37 265916 1733800 5330668 30.60 1162804 5211324 308 10:00:03 9402780 11352008 4593280 28.05 269212 1805580 5422640 31.13 1171404 5386024 304 10:10:03 9492488 11474376 4470968 27.31 270348 1837108 5287900 30.35 1175048 5276900 304 10:20:01 8067044 10071868 5872576 35.87 271140 1859224 6714928 38.54 1177584 6712708 472 10:30:03 8002900 10030476 5914012 36.12 271872 1881224 6707948 38.50 1181184 6776080 284 10:40:03 9113700 11276600 4668408 28.51 278056 2006900 5398332 30.99 1199192 5647156 384 10:50:01 8323952 10539340 5405256 33.01 279168 2058192 6159148 35.35 1217844 6412992 444 Average: 7596173 9742756 6200071 37.87 268419 1984389 7105624 40.79 1261366 7075052 689 09:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:00 lo 13.06 13.06 12.13 12.13 0.00 0.00 0.00 0.00 09:20:00 ens3 55.33 40.95 807.96 5.11 0.00 0.00 0.00 0.00 09:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 48.43 48.43 24.51 24.51 0.00 0.00 0.00 0.00 09:30:01 ens3 2.17 2.06 0.44 0.80 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:03 lo 24.61 24.61 11.36 11.36 0.00 0.00 0.00 0.00 09:40:03 ens3 6.19 3.72 3.83 2.57 0.00 0.00 0.00 0.00 09:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 12.58 12.58 5.80 5.80 0.00 0.00 0.00 0.00 09:50:01 ens3 0.79 0.64 0.21 0.16 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:03 lo 17.19 17.19 8.46 8.46 0.00 0.00 0.00 0.00 10:00:03 ens3 1.08 0.74 0.27 0.20 0.00 0.00 0.00 0.00 10:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:03 lo 17.49 17.49 8.78 8.78 0.00 0.00 0.00 0.00 10:10:03 ens3 1.33 0.72 0.41 0.29 0.00 0.00 0.00 0.00 10:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 28.70 28.70 11.60 11.60 0.00 0.00 0.00 0.00 10:20:01 ens3 0.80 0.47 0.19 0.13 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:03 lo 19.33 19.33 10.32 10.32 0.00 0.00 0.00 0.00 10:30:03 ens3 0.70 0.54 0.16 0.13 0.00 0.00 0.00 0.00 10:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:03 lo 18.23 18.23 10.46 10.46 0.00 0.00 0.00 0.00 10:40:03 ens3 0.88 0.73 0.23 0.19 0.00 0.00 0.00 0.00 10:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 24.66 24.66 10.45 10.45 0.00 0.00 0.00 0.00 10:50:01 ens3 0.82 0.76 0.17 0.14 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.44 22.44 11.39 11.39 0.00 0.00 0.00 0.00 Average: ens3 6.99 5.12 81.05 0.97 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32055) 07/01/26 _x86_64_ (4 CPU) 09:06:10 LINUX RESTART (4 CPU) 09:10:03 CPU %user %nice %system %iowait %steal %idle 09:20:00 all 55.80 0.00 2.42 0.80 0.10 40.89 09:20:00 0 54.50 0.00 2.42 0.82 0.10 42.15 09:20:00 1 60.95 0.00 2.49 0.73 0.11 35.73 09:20:00 2 53.76 0.00 2.44 0.72 0.10 42.98 09:20:00 3 53.96 0.00 2.32 0.91 0.10 42.71 09:30:01 all 50.48 0.00 1.86 0.93 0.12 46.60 09:30:01 0 50.30 0.00 1.78 1.23 0.12 46.57 09:30:01 1 50.63 0.00 1.85 1.44 0.12 45.96 09:30:01 2 50.67 0.00 2.04 0.12 0.12 47.05 09:30:01 3 50.30 0.00 1.78 0.94 0.15 46.83 09:40:03 all 24.69 0.00 0.98 0.09 0.10 74.14 09:40:03 0 24.09 0.00 0.99 0.06 0.09 74.77 09:40:03 1 24.40 0.00 0.90 0.07 0.10 74.53 09:40:03 2 25.28 0.00 0.99 0.19 0.10 73.44 09:40:03 3 25.00 0.00 1.06 0.02 0.10 73.82 09:50:01 all 16.73 0.00 0.64 0.06 0.08 82.49 09:50:01 0 16.42 0.00 0.62 0.10 0.08 82.77 09:50:01 1 17.77 0.00 0.63 0.03 0.09 81.48 09:50:01 2 16.73 0.00 0.69 0.06 0.09 82.44 09:50:01 3 15.98 0.00 0.63 0.03 0.08 83.27 10:00:03 all 25.21 0.00 0.81 0.07 0.08 73.84 10:00:03 0 25.21 0.00 0.80 0.06 0.08 73.85 10:00:03 1 25.27 0.00 0.87 0.11 0.08 73.66 10:00:03 2 25.22 0.00 0.76 0.02 0.09 73.91 10:00:03 3 25.13 0.00 0.80 0.07 0.08 73.92 10:10:03 all 13.64 0.00 0.51 0.07 0.08 85.70 10:10:03 0 13.36 0.00 0.51 0.06 0.08 85.98 10:10:03 1 13.64 0.00 0.49 0.02 0.08 85.77 10:10:03 2 13.83 0.00 0.42 0.14 0.08 85.53 10:10:03 3 13.75 0.00 0.61 0.04 0.07 85.53 10:20:01 all 10.86 0.00 0.47 0.04 0.07 88.57 10:20:01 0 10.59 0.00 0.43 0.07 0.06 88.84 10:20:01 1 11.33 0.00 0.45 0.01 0.08 88.13 10:20:01 2 10.81 0.00 0.55 0.05 0.07 88.51 10:20:01 3 10.72 0.00 0.43 0.01 0.07 88.78 10:30:03 all 10.14 0.00 0.41 0.04 0.07 89.33 10:30:03 0 9.75 0.00 0.42 0.02 0.07 89.74 10:30:03 1 10.64 0.00 0.39 0.06 0.07 88.84 10:30:03 2 10.03 0.00 0.46 0.06 0.07 89.38 10:30:03 3 10.15 0.00 0.39 0.02 0.07 89.36 10:40:03 all 13.68 0.00 0.52 0.08 0.08 85.65 10:40:03 0 12.75 0.00 0.61 0.11 0.08 86.45 10:40:03 1 14.03 0.00 0.52 0.09 0.08 85.28 10:40:03 2 14.14 0.00 0.49 0.05 0.09 85.24 10:40:03 3 13.78 0.00 0.46 0.06 0.07 85.63 10:50:01 all 15.32 0.00 0.57 0.03 0.08 84.01 10:50:01 0 14.90 0.00 0.59 0.04 0.08 84.39 10:50:01 1 15.28 0.00 0.63 0.03 0.08 83.98 10:50:01 2 15.26 0.00 0.51 0.02 0.08 84.14 10:50:01 3 15.83 0.00 0.54 0.03 0.08 83.52 Average: all 23.65 0.00 0.92 0.22 0.09 75.13 Average: 0 23.19 0.00 0.92 0.26 0.09 75.55 Average: 1 24.39 0.00 0.92 0.26 0.09 74.34 Average: 2 23.56 0.00 0.93 0.14 0.09 75.27 Average: 3 23.46 0.00 0.90 0.21 0.09 75.34